Fire ants interlock their legs together to______.A．make sure everyone is not lostB．look li

The first thing to do after receiving a credit card is to______.

A．sign the back of it

B．activate the card

C．call the bank

D．choose a password

请帮忙给出正确答案和分析，谢谢！

Which of the following sentences does NOT contain an attributive clause？

A．It is said that the U. S. government had made public a survey that is about human rights.

B．Those who do not keep their promise can be regarded as promise-breakers.

C．My father"s words, which are heartfelt and sincere, touch my heart.

D．She asked the reason why there was a delay.

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语言主要通过什么影响人们的健康

A、生活环境

B、劳动条件

C、心理

D、精神生活

E、生活方式

请帮忙给出正确答案和分析，谢谢！

下列有关局部兴奋的叙述，正确的是

A、随刺激的增大而减少

B、可由产生部位向周围形成衰减性扩布

C、不表现不应期

D、能引起时间性和空间性总和

E、终板电位不属于局部兴奋

请帮忙给出正确答案和分析，谢谢！

According to the news, which statement is CORRECT？

A．Americans also use pumpkins for cooking during the holiday of Thanksgiving.

B．Americans have grown pumpkins in south America for hundreds of years.

C．Pumpkins will grow even if the female flower is not pollinated at the right time.

D．People only use pumpkins in pies, bread and cakes.

请帮忙给出正确答案和分析，谢谢！